Police have released this image of a sex pest who followed a lone woman into a lift at her apartment block at midnight.
The suspect followed her into the building in Mildmay Avenue, Islington on October 21, last year.
He also followed her into the lift and began making sexual comments.
The suspect also stroked her leg.
The woman exited the lift at her floor and went into her flat.
She did not know where the suspect went at this point.
He is described as black, aged in his early twenties, of slim to medium build and 5ft 5ins in height.
He was wearing a red T-shirt, blue jeans, a green baseball cap, black shoes and a multi-coloured jacket.If you can identify this man, or can offer any information which could help progress this investigation, please call police on 101 or tweet @MetCC.